Phoenix Mercury vs. Toronto Tempo

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Active sub-markets

Market context

The underlying real-world event is a WNBA match on 27 June 2026 at 2:00 PM ET, where the Phoenix Mercury face the Toronto Tempo at Scotiabank Arena, with the market currently implying a 30% chance of a Mercury victory. This probability mirrors historical patterns where teams with identical 2–2 records and recent high-scoring losses to the same opponent struggle to reverse form; for instance, in their previous meeting on 19 May 2026, the Tempo defeated the Mercury 98–90, with Brittney Sykes and Marina Mabrey combining for 61 points to secure the win[2][3]. Such head-to-head dominance, especially when fueled by a dual-star offensive explosion, has consistently suppressed the underdog’s win probability in comparable WNBA fixtures, suggesting the current 30% figure is grounded in tangible recent performance rather than speculation.

Traders should monitor pre-game announcements regarding key absences, particularly any injury updates on Sykes or Mabrey, whose scoring output was decisive in the May encounter[2]. The game’s settlement window ends 2026-06-27T18:00:00Z, and while the venue is confirmed as Scotiabank Arena, any postponement would keep the market open until completion[6]. Recent coverage from Yahoo Sports notes the Mercury must lose by fewer than six points or win outright to satisfy the market’s YES condition, highlighting the narrow margin required for a Phoenix victory[5]. With both teams sitting at 2–2 and the Tempo holding a 7.5-point away advantage in their last matchup, the catalyst for a shift in probability will likely hinge on whether the Mercury can contain the Tempo’s top scorers or if key players remain unavailable for the contest[2][5].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Sport Prediction, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What does it cost to trade on Sport Prediction?

Zero. Sport Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Sport Prediction triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.